Sr.
No. |
Product
Empirical Formula |
CAS No. |
MOL
WT. |
Specification |
use |
Structure |
| 1. |
P.N.C.B.O.S.A.
2- Chloro 5-Nitro Benzine Sulfonic Acid
C6H4NO5SCL |
946-30-5 |
237.5 |
Assy :
Wet : 70% Min
Dry : 85% Min
Brown To Pinkish
Brown Colour |
Acid Brown 103 C.I.-10415 |
 |
| 2. |
O.N.C.B.P.S.A.
4-Chloro-3- Nitrobenzene Sulfonic Acid
C6H4NO5SCL |
17691-19-9 |
237.5 |
Wet : 65% Min
White To Dull
White Colour |
Solvent Green 13 C.I. - 10445 |
 |
| 3. |
P.N.A.O.S.A
4-Nitro Aniline 2 - Sulfonic Acid
C6H6N2O5S |
30693-53-9 |
218 |
Assay :
Wet : 70% Min
Dry : 88% Min
Yellow To Reddish Yellow |
Direct Blue 54 C.I. - 27960
Acid Black 66 C.I. - 30275
Mordant Orange 15 C.I.-14035 |
 |
| 4. |
O.N.A.P.S.A.
2 - Nitro Aniline 4 - Sulfonic Acid
C6H6N2O5S |
82324-60-5 |
218 |
Assay :
Dry : 85% Min
Light Yellow To
Reddish Yellow |
Pigment Yellow 62 C.I.-13940
Pigment Yellow 168 C.I.-13960
Solvent Green 13 C.I.-10445 |
 |
| 5. |
P.P. D.2 : 5 D.S.A.
P-Phenylenediamine-2.5 - Disulfonic Acid
C6H8N2O6S2 |
7139-89-1 |
268 |
Assay :
Dry : 85% Min
Wet : 60% Min
Grey To Light |
Reactive Blue 160
(Appollocion Blue H-Red) |
 |
| 6. |
P.P.D.O.S.A.
P-Phenylenediamine - 2 - Sulfonic Acid
C6H8N2O3S |
88-45-9 |
188 |
Assay :
Dry : 98% Min
Violet Powder |
Direct Blue 176 C.I. - 35460
Direct Black 32 C.I. -35440
Pluto Black G (By) C.I.-35450 |
 |
| 7. |
6-N-A.P.S.A.
2-Amino-6-Nitrophenol 4-Sulfonic Acid
C6H6N2O6S |
96-93-5 |
234 |
Assay :
Wet : 75% Min
Green To Pale Yellow |
Mordant Brown 30 C.I.-13230
Acid Green 45 C.I. - 13420
Direct Blue 184 C.I. - 29128 |
 |
| 8. |
O.A.P.S.A
2-Amino Phenol 4 - Sulfonic Acid
C6H7NO4S |
98-37-3 |
189 |
Assay :
Dry : 90% Min
Greenish -White Colour |
Reactive Red 7 C.I. - 17912
Acid Orange 76 C.I. - 18870
Mordant Black 9 C.I. - 16500
Mordant Brown 13 C.I. - 13225
Mordant Blue 31 C.I. - 16675
Direct Violet 56 C.I. - 17510 |
 |
| 9. |
2 Chloro PPD Sulphate
2-Chloro Para Phenyl Diamine Sulphate
C6H9N2O4SCL |
6219-71-2 |
241 |
Assay :
Dry : 95% Min
Pinkish White Colour |
Pigment Red 144 C.I.- 20735 |
 |
| 10. |
5 - Nitro O. A. 4 S.A.
2-Amino -5-Nitro Anisole - 4- Sulfonic Acid
4- Nitro Ortho Anisidine -
5- Sulfonic Acid (Nh2=1)
C7H8N2O6S |
59312-73-1 |
248 |
Assy :
Wet : 60% Min
Yellow To Reddish
Yellow Colour |
As Dye Intermediates |
 |
| 11. |
6 - Chloro Metanilic Acid
1- Amino 6-Chloro Benzene -
3-Sulfonic Acid
2- Chloro Aniline 5 Sulphonic Acid
C6H6NO3SCL |
96-36-2 |
207.5 |
Assay :
Wet : 80% Min
Dry : 98% Min
Dull White Colour
To Pinkish White |
Acid Brown 84 C.I. - 20255 |
 |
| 12. |
4 - Chloro Metanilic Acid
1-Amino 4-Chloro Benzene -
3-Sulfonic Acid
4- Chloro Aniline 3 Sulphonic Acid
C6H6NO3SCL |
88-43-7 |
207.5 |
Assay :
Wet : 80% Min
Dry : 98% Min
Dull White To
Pinkish White |
Direct Yellow 42 C.I. - 29010
Mordant Greenish C.I. - 26925
Acid Yellow 120 C.I.-14007
Pigment Red 58 C.I.-15825 |
 |
| 13. |
P.P.D. Sulphate
Para Phenylene Di Amine Sulphate
C6H10SN2O4 |
16245-77-5 |
206 |
Assay :
Dry : 98% Min
Pinkish Colour |
As A Dye Intermediates |
 |
| 14. |
6 Acetyl Amino O.A.P.S.A.
6 Acetyl Amino 2 Amino Phenol -
4 Sulphonic Acid
3 Acetaamido 2-Hydroxy Aniline -
5- Sulfonic Acid
C8H10N2O5S |
40306-75-0 |
246 |
Assay :
Dry : 90% Min
Light Pink Colour |
As A Dye Intermediates |
 |
| 15. |
P.N.T.O.S.A
1-Methyl 4 - Nitro Benzene -
2 - Sulfonic Acid
4-Nitro Toluene -
2-Sulphionic Acid
C7H7NO5S |
121-03-9 |
217 |
Assay :
Wet : 65% Min
Light Brown Colour
To Dull White Colour |
Acid Orange 19 C.I.-14690
Direct Yellow 19 C.I.-40030 |
 |
| 16. |
P.A.A.3 S.A.
5-Acetamido - 2 - Amino Benzene
Sulfonic Acid
C8H10N2O4S |
96-78-6 |
230 |
Assay :
Wet : 65% Min
Pinkish Violet Colour |
Acid Red 37 C.I. - 17045
Direct Green 50 C.I. - 34295
Reactive Orange 14 C.I.-19138
Reactive Red 9 C.I.-17910 |
 |
| 17. |
P.T. 2 : 5 D.S.A
Para Toludine 2 -5 Disulphonic Acid
(Nh2=1)
C7H9NO6S2 |
26585-57-9 |
267 |
Assay :
Dry : 75% Min
Wet : 60% Min
Greenish Brown Colour |
As Dye Intermediates |
 |
| 18. |
P.A. 2 : 5 D.S.A.
P - Anisidine 2:5 Disulfonic Acid
2-Amino - 5-Methoxy Benzene-
1,4 - Disulfonic Acid
C7H9NO7S2 |
27327-48-6 |
283 |
Assay :
Wet : 65% Min |
As Dye Intermediates |
 |
| 19. |
O. Ani P.S.A
2- Amino Anisole 4 - Sulfonic Acid
Ortho Anisidine - 5 -Sulfonic Acid (Nh2=1)
C7H9NO4S |
98-42-0 |
203 |
Assy :
Wet : 85% Min
White To
Pinkish White |
Direct Red 83 C.I - 29225
Direct Blue C.I. - 25405
Direct Yellow 69 C.I.-25340
Acid Brown 83 C.I.-20250 |
 |
| 20. |
MPDDSA
Meta Phenyldiamine 4:6 Di Sulfonic Acid
C6H8N2O6S2 |
137-50-8 |
268 |
Assay :
Dry : 90% Min
Wet : 60% Min
Off White To Light Grey |
Acid Brown 32 C.I. - 23000 |
 |
| 21. |
MPDSA
2-4 Di Amino Benzene Sulphonic
Acid (Na-Salt)
C6H7N2O3SNa |
3177-22-8 |
210 |
Assay :
Wet : 65% Min
Off White To
Light Grey |
Direct Black 164
Acid Brown 123 C.I.-35030
Reactive Blue 4 C.I. - 61205
Reactive Yellow C.I.-18 |
 |
| 22. |
2 Nitro P.P.D.
2 Nitro 1:4 Phenylene Diamine
C6H7N3O2 |
5307-14-2 |
153 |
Assay :
Dry : 98% Min
Greenish Crystals |
As A Dye Intermediates |
 |
| 23. |
Para Anisidine Ortho Sulfonic Acid
1-Methoxy 4-Amino Benzene -
2-Sulfonic Acid
C7H9NO4S |
6470-17-3 |
203 |
Assay :
Dry : 90% Min
Wet : 80% Min
Pinkish White Colour |
Direct Red 76 C.I. 40270
Direct Orange 41 C.I. 40235
Direct Yellow 167 C.I. 29015 |
 |
| 24. |
Aniline 2,5 Disulfonic Acid
2-Amino - 1,4 Benzene Disulfonic Acid
C6H7NO6S2 |
98-44-2 |
253 |
Assay :
Wet : 80% Min
Pinkish White Colour |
Direct Black 77 (C.I. 35860)
Direct Blue 70 (C.I. 34205)
Direct Blue 78 (C.I. 34200)
Direct Green 20 |
 |
| 25. |
3 Nitro Para Anisidine
4-Methoxy-2-Nitro Aniline
C7H8N2O3 |
97-06-3 |
217 |
Assay :
65 % Min.
Light Brow To Dull White Colour |
Sulfur Brown 54 C.I. -53070 |
 |
| 26. |
ONTPSA
4-Methyl-3-Nitrobenzenesulfonic Acid
C7H7NO5S |
97-06-3 |
217 |
Assay :
65 % Min.
Light Brow To Dull White Colour |
Sulfur Brown 54 C.I. -53070 |
 |
| 27. |
Schaeffer’s Acid
6-Hydroxynapthalene-2-Sulfonic Acid
C10H8O4S |
93-01-6 |
224 |
Assay :
65 % Min.
Off White To Brown Colour |
Pigment Orange 18-C.I- 15970-1
Acid Orange 12-C.I. 15970
Food Orange 2 –C.I. 15980
Pigment Orange 19 C.I. 15990
Direct Blue 130 C.I. 27110 |
 |
| 28. |
Bronner’s Acid
6-Aminonapthalene-2-Sulfonic Acid
C10H9NO3S |
93-00-5 |
223 |
Assay :
Dry : 90 % Min.
Wet : 65 % Min.
Pinkish White Colour |
Mordant Yellow 3 C.I. 14095
Acid Yellow 21 C.I. 14230
Direct Red 4 C.I. 29165 |
 |
| 29. |
Acetyl Bronner’s Acid
6-Acetylamino-2-Napthalene Sulfonic Acid
C12H11NO4S |
68189-32-2 |
265 |
Assay :
70 % Min.
Pinkish Brown Colour |
As Dye Intermediates |
 |
| 30. |
Para Cresidine Ortho Sulfonic Acid
3-Amino-4-Methoxy Toluene-6-Sulfonic Acid
C8H11NO4S |
6471-78-9 |
217 |
Assay :
Dry : 98 % Min.
Wet : 70 % Min.
White To Off White Colour |
Pigment Red 56 C.I. 15870
Pigment Red 185 C.I. 12516
Fd & C Red 40 C.I. 16035 |
 |
| 31. |
Acetyl Gamma Acid
6-Acetamido-4-Hydroxynapthalene-2-Sulfonic AcidC12H11NO5S |
6361-41-7 |
281 |
Assay :
65 % Min.
Greenish Brown Colour |
Acid Orange 9 C.I. 17925
Acid Red 68 C.I. 17920Reactive Orange 7 C.I. 17756 |
 |
| 32. |
2,5-Diamino Toluene Sulphate
2-Methyl-P-Phenylene Di Amine Sulphate
C7H10N2H2SO4 |
615-50-9 |
220 |
Assay :
90 % Min.
Off White Colour |
Acid Brown 103 C.I. 10415
Basic Red 2 C.I. 50240 |
 |
| 33. |
3-Amino-5-Sulfo Salicylic Acid
C7H7NO6S |
6201-86-1 |
133 |
White To Pinkish White Colour |
Acid Brown 211 C.I. 10425
Direct Brown 173 C.I. 30165
Modrant Brown 51 C.I. 26530Modrant Violet 46 C.I. 14740 |
 |
| 34. |
Acetyl J Acid
7-Acetamido-4-Hydroxynapthalene-2-Sulfonic Acid
C12H11NO5S |
6334-97-0 |
281 |
Assay :
80 % Min.
Grey Colour |
Acid Orange 27 C.I. 17750
Direct Red 8 C.I. 28105
Reactive Orange 72 C.I 17754 |
 |
| 35. |
N-Methyl Sulphanilic Acid
4-(Methylamino)Benzenesulfonic Acid
C7H9O3NS |
24447-99-2 |
187 |
Assay :
Wet : 75 % Min. |
As Dye Intermediates |
 |
| 36. |
2,6-Diamino Toluene-4-Sulfonic Acid
3,5-Diamino-4-Methylbenzenesulfonic Acid
C7H10N2O3S |
98-25-9 |
202 |
Assay :
Wet : 50 % Min.
Dry : 75 % Min.
Brown To Light Brown Colour |
Direct Brown 63 C.I. 35040
Direct Yellow 25 C.I. 21510
Direct Brown 132 C.I. 31505 |
 |
| 37. |
2R Acid (Sulfo Gamma Acid)
3-Amino-5-Hydroxynapthalene-2,7-Disulfonic Acid
C10H9NO7S2 |
90-40-4 |
319 |
Assay :
Wet : 60 % Min.
Dry : 70 % Min.
Light Grey To Off White Powder |
Acid Brown 9 C.I 17165
Direct Red 101 C.I. 25320
Direct Brown 151 C.I. 31685Food Black 2 C.I. 27755 |
 |
